How do you make our business long-term and good relationship?

1.We keep good quality and competitive price to ensure our customers' benefit. 2.We respect every customer as our friend and we sincerrly do business and make friends with them, no matter where they come from.

ASTM A106 DN350 Sch40 Cold Rolling/Hot Rolling Seamless Steel Pipe

Name: ASTM A106 DN350 Sch40 Cold Rolling/Hot Rolling Seamless Steel Pipe
Brand: Qingdao Ironsteel International Trading Co., Ltd.
SKU: 1969892065

Shandong, ChinaQingdao Ironsteel International Trading Co., Ltd.

US$850.00-1,000.00

5 Tons

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

One Year

Warranty

One Year

Type

Seamless

Technique

Hot Rolled and Cold Rolled

Material

Carbon Steel

Surface Treatment

Sand Blasting, Red Epoxy Painting, Black Painting

Usage

Pipeline Transport, Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose

Section Shape

Round

Diameter

21mm~609.6mm

Wall Thickness

2.11mm~50mm

Length

6meters, 9meters, 12meters, Random Length

End Processing

Plain Ends, Bevel Ends with Plastic Caps

Surface

Bare Pipe, Black Painting and Marking

Transport Package

Standard Seaworthy Packing

Specification

ASTM A106/A53

Trademark

Iron&steel

Origin

China

HS Code

73041920

Production Capacity

2000tons Per Month

Key features

Wide Customization Range: Diameter 21-609.6mm, Wall Thickness 2.11-50mm, Lengths 6/9/12m or random.

Multiple Surface Treatments: Sand blasting, red epoxy painting, black painting, and bare pipe options.

Strict Quality Certifications: ISO, SGS, CE, BV certified with third-party inspection accepted.

Fast Delivery for Stock Items: 7-14 days delivery for in-stock goods; 25-45 days for custom orders.

Comprehensive After-Sales Support: One-year warranty with dedicated sales, production, and logistics teams.

High Production Capacity: Over 50,000 tons manual output; 200+ tons monthly delivery capability.

Flexible Payment Options: Accepts LC, T/T, PayPal, Western Union, D/P, and small-amount payments.

Professional OEM/ODM Service: Full customization available from samples or designs with 1 R&D engineer.

Company profile

Importers and ExportersYears of Export ExperienceManagement CertificationHigh Repeat Buyers Choice

Qingdao Ironsteel International Trading Co., Ltd.

Shandong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Qingdao Port, Tianjin PortAverage Response Time: ≤7.17h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design, ODM, OEM, and broad customization services. It reports quality-related certification support, including API, ISO, IBR, and SGS certifications, and holds an ISO9001:2015 certificate. Production and service lead times are stated as within 15 working days in both peak and off-peak seasons, with 11–20 quality-control staff and North America as the primary export market. However, the supplier has no available SDK, launched no new products in the past year, has only one year of R&D engineer experience reported, and lacks overseas showrooms, agents or branches, and offline trade-show participation. Environmental assessment documentation, raw-material traceability status, quality assurance status, and several process records are incomplete or unavailable. OEM service for popular brands provides evidence of customer-related experience, but no specific customer names or cases are supplied.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and provides 3D software design services. It also offers ODM and OEM services, indicating both technical-service and manufacturing capabilities.

CertificationsThe supplier states that it can provide certifications such as API, ISO, IBR, and SGS according to customer requirements, and specifically reports an ISO9001:2015 certificate. This is explicit evidence of certification-related capability, although no separate certificate details or validity dates are provided.

After-Sales capabilityThe supplier has no overseas showroom, overseas agent or branch, or offline trade-show participation, and reports zero countries with overseas services. It has written procedures for corrective actions and complaint handling, but no written records, so international after-sales coverage and documented execution remain limited.

R&D capabilityThe supplier provides professional technical services, 3D design, ODM, and customization, but reports no available SDK and no new products launched during the past year. Only one year of total R&D engineer experience is stated, while product-information R&D capability is also marked as having no new products, limiting evidence of recent innovation output.

Production capacityThe supplier reports 11–20 quality-control staff, an annual production-output range, and lead times within 15 working days during both peak and off-peak seasons. These statements support production and fulfillment capability, although detailed production capacity, equipment, and factory performance records are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its stated 3D design, ODM, and OEM services further support a broad ability to adapt products to customer requirements.

Product Q&A

Q:What are your advantages?

1. More than 15 years experience of manufacturing and exporting work of steel pipe products. 2. ISO/SGS/CE certified factory. 3. Special teams for sales, production, logistic and after sale services.

Q:Can we visit your factory?

We welcome you come to China any time to visit our factory.

Q:Do you have quality control?

Yes, we have gained BV, SGS authentication, during production and before shipment, the third party inspection is also accepted.

Q:What pre-sales service you provide?

Prompt quotation, sample checking for free, 24 hours online communication, professional shipment freight calculation.

Q:How long is your delivery time?

Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.